package com.chenwy.example.learning.xml;

import org.dom4j.*;

public class Dom4jXml {

    public void test(Dom4jXml d1){
       d1 = null;
    }

    public void test1(Dom4jXml d1){
        System.out.println(d1);
    }
    public static void build(){
        Document document = DocumentHelper.createDocument();

    }

    public static void main(String[] args) {
        Dom4jXml dom4jXml = new Dom4jXml();
        dom4jXml.test(dom4jXml);
        dom4jXml.test1(dom4jXml);
    }

}
